ISPConfig - ISP management and Hosting Control Panel. ISPConfig manages one or more webservers, mailservers, BIND DNS server, FTP servers, MySQL databases and virtual Servers with an easy to use webinterface for administrators, resellers and clients.

e107 is a website content management system written in PHP and MySQL. It installs a completely dynamic website on your server allowing you complete control of your site from a secure and intuitive, yet powerful and flexible admin area. Coded within the XHTML 1.1 Standard

Here is EditArea, a free javascript editor for source code. It allow to write well formated source code with line numerotation, tab support, search & replace (with regexp) and live syntax highlighting (customizable).
Warning: this project is no more supported

I started this project because I wanted a dead-simple blog. One that didn't need a database, used flat text files, and looked nice. It's main advantage is that it only requires PHP 5 and write permissions. There is no setup, just unzip and copy.

AutoIndex is a PHP script that makes a table that lists the files in a directory, and lets users access the files and subdirectories.
It includes searching, icons for each file type, an admin panel, uploads, access logging, file descriptions, and more.

PhpWiki is a WikiWikiWeb clone in PHP. A WikiWikiWeb is a site where anyone can edit the pages through an HTML form. Multiple storage backends, dynamic hyperlinking, themeable, scriptable by plugins, full authentication, ACL's.

This is the home of the old MindTouch Platform and Core. This project was turned over to the community in 2010. Please visit www.MindTouch.com for the most up to date version of MindTouch--software that accelerates customer success.
More info on the old Core and Platform: http://mndt.ch/oss-dep
Thanks for your interest and for making the old MindTouch open source one of the most popular (top 5) open source projects in the world from 2007-2010.
Some key terms commonly associated with this project are: customer support, self service support, customer success center, help center, enterprise wiki, etc